NCV78M05BTG

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NCV78M05BTG Application Field and Working Principle

NCV78M05BTG is a voltage regulator developed by ON Semiconductor, primarily used for low-voltage applications in the field of power management integrated circuits (PMIC). The device integrates high-current output drive capabilities with a highly accurate voltage regulation function and protection features. It is commonly used in battery-powered applications or low-voltage input voltage systems.

Application Field of NCV78M05BTG

The NCV78M05BTG is the ideal choice for applications where a high current output voltage regulation is needed. The device supports up to 1.6A of output current and can be used in a wide range of low-voltage input voltage system. It is designed to handle highly capacitive loads, allowing it to easily cope with high load transients with no added burden on the power system.

The device also has a wide input voltage range, allowing it to be used in either higher or lower voltage supply systems. It has an ultra-low quiescent current, making it an excellent choice for applications that need to remain in sleep mode for a prolonged time. Additionally, the output voltage can be set through external resistors, making the device flexible enough to be used in a variety of different applications.

Features of NCV78M05BTG

The device features an integrated over-voltage protection circuits, as well as an overtemperature protection circuit. The device is capable of driving high capacitive loads and includes an internal clock for frequency compensation. Additionally, the device is designed to withstand a wide range of operating temperatures and has an integrated under-voltage lock-out circuit.

The output voltage of the device is adjustable between 0.8V and 3.6V, and can be set through external resistors. The device is fully qualified according to the latest automotive standards, making it suitable to be used in automotive environments. The device is also fully compliant with the IEC61000-4-2 standard, ensuring high-reliability performance.

Working Principle of NCV78M05BTG

The NCV78M05BTG is a linear voltage regulator, which involves a feedback configuration, where the output voltage is monitored and compared against a reference voltage or value. A voltage sensing element is used to monitor the output voltage and then adjusts the driving current to keep the output voltage constant. If the load is increased or decreased, the output current will also change in order to maintain a constant output voltage.

The device includes an integrated over-voltage circuit and overtemperature protection circuit. When the output voltage rises above the specified limit, the over-voltage protection circuit will shut off the device, preventing it from further increasing the output voltage. Similarly, when the device temperature exceeds the set limit, the overtemperature protection circuit will shut off the device.

The NCV78M05BTG is an excellent choice for applications where a high current output regulation is needed. Its high accuracy and wide input voltage range allow it to be used in a variety of applications, while its protection circuit and reliability make it ideal for automotive environments.

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